/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/NiagaraActions.h
Allows DIs to add context menu actions for the whole node.
virtual void GetNodeContextMenuActionsImpl ( [UToolMenu](API\Developer\ToolMenus\UToolMenu) * Menu, [UGraphNodeContextMenuContext](API\Runtime\Engine\EdGraph\UGraphNodeContextMenuContext) * Context, [FNiagaraFunctionSignature](API\Plugins\Niagara\FNiagaraFunctionSignature) Signature ) const